Mars® refrigerant I.D. labels are color coded to conform to each particular refrigerant. Each label specifies the type of refrigerant, the chemical name, the UN and a space for the name and address of the cylinder owner. These self-adhering labels are 4-1/2 x 3-1/2 in, except for Mars® 79528, refrigerant evacuation certificate, which is 7-1/2 x 4-1/2 in.

Mars® ID Label, For Use With: R-438A Refrigerants